Catholic Justice - Partners in crime: Georgetown men's Ultimate team.
Ultimate Players Association (UPA) - The governing body of Ultimate: read the
official rules, check out tournaments and teams, register...
Georgetown Club Sports - Ultimate is the best.
rec.sport.disc - Huge message board/Google Group. Connect with people, ask questions, talk smack, be ridiculous.
the Foyas on Facebook - Of course.
Washington Area Frisbee Club (WAFC) - Check out leagues in DC.
the Ultimate Handbook - Explains the game with some sweet animation thrown in.
Five Ultimate - Get some gear.
Wikipedia's Ultimate - Almost everything you'll ever need to know.